CVE-2026-105617

PostgreSQL Anonymizer: Cached plans bypass transparent dynamic masking after a role change or a new masking rule

Published Oct 28, 2026 CVSS 3.1 · 5.7 Medium EPSS < 1% KEV · Not listed
Description
PostgreSQL Anonymizer doesn't invalidate plans prepared after a rule was added or a role changed. Users using such plans can still see the unmasked data until the end of the session. The problem is resolved in PostgreSQL Anonymizer 3.3.0 and later versions.

Remediation

Vendor Workaround

Disconnect active sessions after changing a masking rule.

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
CPEs cpe:2.3:a:dalibo:postgresql_anonymizer:*:*:*:*:*:postgresql:*:*
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Dalibo
Dalibo postgresql Anonymizer
Vendors & Products Dalibo
Dalibo postgresql Anonymizer
Type Values Removed Values Added
Description PostgreSQL Anonymizer doesn't invalidate plans prepared after a rule was added or a role changed. Users using such plans can still see the unmasked data until the end of the session. The problem is resolved in PostgreSQL Anonymizer 3.3.0 and later versions.
Title PostgreSQL Anonymizer: Cached plans bypass transparent dynamic masking after a role change or a new masking rule
Weaknesses CWE-200
References
Metrics cvssV3_1

{'score': 5.7, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
PostgreSQL
Published
Updated
Nov 5, 2026, 4:58 PM
Reserved
Oct 5, 2026, 4:26 PM
Status
Analyzed
Published
Oct 28, 2026, 6:17 PM
Modified
Nov 12, 2026, 1:37 PM